Java String class methods

Which method would you use to check if two Strings are exactly the same?

• equals()

• equalsIgnoreCase()

• toUpperCase()

• toLowerCase()

Which method would you use to see if two Strings contain the same letters but ignoring capitals and small letters?

• equals()

• equalsIgnoreCase()

• toUpperCase()

• compareTo()

Which method was used to convert this String: "IT learners are clever" to "IT LEARNERS ARE CLEVER" ?

• toUpperCase()

• toLowerCase()

• equalsIgnoreCase()

• compareTo()

Which method was used to convert this String: "Life is TOO SHORT to be BORED" to: "life is too short to be bored" ?

• toLowerCase()

• toUpperCase()

• equals()

• equalsIgnoreCase()

True or False:

("Andy".compareTo("Andrew") > 0)

• True

• False

Good or Bad Java:

if (greeting == "hello")

• Good

• Bad

What will print?

if ("Mac".compareTo("Mug") > 0)

System.out.println("Mac comes before Mug")

• nothing

• Mac comes before Mug

True or False?

if ("Jean".equalsIgnoreCase("jean"))

• True

• False

What will print?

if ("vroom".compareTo("vroom") == 0)

System.out.println("Same");

• Same

• Nothing

What will print?

if ("Happy".compareTo("Harry") < 0)

System.out.println("Happy comes before Harry");

• Happy comes before Harry

• Nothing